3990949077

Names of 3990949077

• Cardinal: 3990949077 can be written as Three billion, nine hundred ninety million, nine hundred forty-nine thousand and seventy-seven.

Scientific notation

• Scientific notation: 3.990949077 × 10⁹

Factors of 3990949077

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 416747

Divisors of 3990949077

• Number of divisors d(n): 8
• Complete list of divisors:
  1 3 3217 9651 413527 1240581 1330316359 3990949077
• Sum of all divisors σ(n): 5322932416
• Sum of proper divisors (its aliquot sum) s(n): 1331983339
• 3990949077 is a deficient number, because the sum of its proper divisors (1331983339) is less than itself. Its deficiency is 2658965738

Bases of 3990949077

• Binary: 11101101111000010000110011010101₂
• Hexadecimal: 0xEDE10CD5
• Base-36: 1U03W0L

Squares and roots of 3990949077

• 3990949077 squared (3990949077²) is 15927674535207151929
• 3990949077 cubed (3990949077³) is 63566537985041386994841319533
• The square root of 3990949077 is 63173.9588517295
• The cube root of 3990949077 is 1586.2028607273

Scales and comparisons

• 3,990,949,077 seconds is equal to 126 years, 46 weeks, 5 days, 12 hours, 57 minutes, 57 seconds.
• To count from 1 to 3,990,949,077 would take you about two hundred fifty-three years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 3990949077 cubic inches would be around 132.2 feet tall.

Recreational maths with 3990949077

• 3990949077 backwards is 7709490993
• The number of decimal digits it has is: 10
• The sum of 3990949077's digits is 57
• More coming soon!